In gram-negative bacteria, the cell wall is thin and releases the dye readily when washed with an alcohol or acetone solution. Cytoplasm-The cytoplasm, or protoplasm, of bacterial cells is where the functions for cell growth, metabolism, and replication are carried out.
Function of the Amygdala. 1  Such spectacular demonstrations may be misleading. Stimulation of the amygdala sometimes triggers violence, but apparently it does not always or even typically trigger violence. 2  When the amygdala is damaged in humans, they lose their sensitivity to stimuli associated with strong emotions.
In glaucoma, eye pressure plays a role in damaging the delicate nerve fibers of the optic nerve. When a significant number of nerve fibers are damaged, blind spots develop in the field of vision. Once nerve damage and visual loss occur, it is permanent.